1. otter   foca   puerco espín   yegua   nutria   Hint Half-n-half Clue   2. shark   castor   murciélago   ballena   tiburón   Half-n-half Clue   3. stag   chimpancé   gorila   pingüino   ciervo   Half-n-half Clue   4. antelope   antílope   perro dogo   chacal   pulpo   Half-n-half Clue   5. kangaroo   antílope   hiena   erizo   canguro   Half-n-half Clue   6. seal   morsa   foca   perro dogo   castor   Half-n-half Clue   7. hare   liebre   asno, burro   leona   gorila   Half-n-half Clue